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Diffstat (limited to 'include/GLES/egl.h')
| -rw-r--r-- | include/GLES/egl.h | 523 |
1 files changed, 279 insertions, 244 deletions
diff --git a/include/GLES/egl.h b/include/GLES/egl.h index a211bbc3be..e33a315723 100644 --- a/include/GLES/egl.h +++ b/include/GLES/egl.h @@ -1,265 +1,300 @@ +/* -*- mode: c; tab-width: 8; -*- */ +/* vi: set sw=4 ts=8: */ +/* Reference version of egl.h for EGL 1.4. + * Last modified 2008/05/02 + */ + #ifndef __egl_h_ #define __egl_h_ -/* -** Copyright 2002-2003 Promoters of the Khronos Group (3Dlabs, ARM Ltd., -** ATI Technologies, Inc., Discreet, Ericsson Mobile, Imagination -** Technologies Group plc, Motorola, Inc., Nokia, Silicon Graphics, Inc., -** SK Telecom, and Sun Microsystems). -** -** This document is protected by copyright, and contains information -** proprietary to The Khronos Group. Any copying, adaptation, distribution, -** public performance, or public display of this document without the -** express written consent of the copyright holders is strictly prohibited. -** The receipt or possession of this document does not convey any rights to -** reproduce, disclose, or distribute its contents, or to manufacture, use, -** or sell anything that it may describe, in whole or in part. -*/ - -#include <GLES/gl.h> -#include <GLES/egltypes.h> - - -/* -** Versioning and extensions -*/ -#define EGL_VERSION_1_0 1 -#define EGL_VERSION_1_1 1 - -/* -** Boolean -*/ -#define EGL_FALSE 0 -#define EGL_TRUE 1 - -/* -** Errors -*/ -#define EGL_SUCCESS 0x3000 -#define EGL_NOT_INITIALIZED 0x3001 -#define EGL_BAD_ACCESS 0x3002 -#define EGL_BAD_ALLOC 0x3003 -#define EGL_BAD_ATTRIBUTE 0x3004 -#define EGL_BAD_CONFIG 0x3005 -#define EGL_BAD_CONTEXT 0x3006 -#define EGL_BAD_CURRENT_SURFACE 0x3007 -#define EGL_BAD_DISPLAY 0x3008 -#define EGL_BAD_MATCH 0x3009 -#define EGL_BAD_NATIVE_PIXMAP 0x300A -#define EGL_BAD_NATIVE_WINDOW 0x300B -#define EGL_BAD_PARAMETER 0x300C -#define EGL_BAD_SURFACE 0x300D -#define EGL_CONTEXT_LOST 0x300E -/* 0x300F - 0x301F reserved for additional errors. */ - -/* -** Config attributes -*/ -#define EGL_BUFFER_SIZE 0x3020 -#define EGL_ALPHA_SIZE 0x3021 -#define EGL_BLUE_SIZE 0x3022 -#define EGL_GREEN_SIZE 0x3023 -#define EGL_RED_SIZE 0x3024 -#define EGL_DEPTH_SIZE 0x3025 -#define EGL_STENCIL_SIZE 0x3026 -#define EGL_CONFIG_CAVEAT 0x3027 -#define EGL_CONFIG_ID 0x3028 -#define EGL_LEVEL 0x3029 -#define EGL_MAX_PBUFFER_HEIGHT 0x302A -#define EGL_MAX_PBUFFER_PIXELS 0x302B -#define EGL_MAX_PBUFFER_WIDTH 0x302C -#define EGL_NATIVE_RENDERABLE 0x302D -#define EGL_NATIVE_VISUAL_ID 0x302E -#define EGL_NATIVE_VISUAL_TYPE 0x302F -/*#define EGL_PRESERVED_RESOURCES 0x3030*/ -#define EGL_SAMPLES 0x3031 -#define EGL_SAMPLE_BUFFERS 0x3032 -#define EGL_SURFACE_TYPE 0x3033 -#define EGL_TRANSPARENT_TYPE 0x3034 -#define EGL_TRANSPARENT_BLUE_VALUE 0x3035 -#define EGL_TRANSPARENT_GREEN_VALUE 0x3036 -#define EGL_TRANSPARENT_RED_VALUE 0x3037 -#define EGL_NONE 0x3038 /* Also a config value */ -#define EGL_BIND_TO_TEXTURE_RGB 0x3039 -#define EGL_BIND_TO_TEXTURE_RGBA 0x303A -#define EGL_MIN_SWAP_INTERVAL 0x303B -#define EGL_MAX_SWAP_INTERVAL 0x303C - -/* -** Config values -*/ -#define EGL_DONT_CARE ((EGLint) -1) - -#define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */ -#define EGL_NON_CONFORMANT_CONFIG 0x3051 /* " */ -#define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */ -#define EGL_NO_TEXTURE 0x305C /* EGL_TEXTURE_FORMAT/TARGET value */ -#define EGL_TEXTURE_RGB 0x305D /* EGL_TEXTURE_FORMAT value */ -#define EGL_TEXTURE_RGBA 0x305E /* " */ -#define EGL_TEXTURE_2D 0x305F /* EGL_TEXTURE_TARGET value */ - -/* -** Config attribute mask bits -*/ -#define EGL_PBUFFER_BIT 0x01 /* EGL_SURFACE_TYPE mask bit */ -#define EGL_PIXMAP_BIT 0x02 /* " */ -#define EGL_WINDOW_BIT 0x04 /* " */ - -/* -** String names -*/ -#define EGL_VENDOR 0x3053 /* eglQueryString target */ -#define EGL_VERSION 0x3054 /* " */ -#define EGL_EXTENSIONS 0x3055 /* " */ - -/* -** Surface attributes -*/ -#define EGL_HEIGHT 0x3056 -#define EGL_WIDTH 0x3057 -#define EGL_LARGEST_PBUFFER 0x3058 -#define EGL_TEXTURE_FORMAT 0x3080 /* For pbuffers bound as textures */ -#define EGL_TEXTURE_TARGET 0x3081 /* " */ -#define EGL_MIPMAP_TEXTURE 0x3082 /* " */ -#define EGL_MIPMAP_LEVEL 0x3083 /* " */ - -/* -** BindTexImage / ReleaseTexImage buffer target -*/ -#define EGL_BACK_BUFFER 0x3084 - -/* -** Current surfaces -*/ -#define EGL_DRAW 0x3059 -#define EGL_READ 0x305A - -/* -** Engines -*/ -#define EGL_CORE_NATIVE_ENGINE 0x305B - -/* 0x305C-0x3FFFF reserved for future use */ - -/* -** Functions -*/ -#ifdef __cplusplus -extern "C" { -#endif - -GLAPI EGLint APIENTRY eglGetError (void); - -GLAPI EGLDisplay APIENTRY eglGetDisplay (NativeDisplayType display); -GLAPI EGLBoolean APIENTRY eglInitialize (EGLDisplay dpy, EGLint *major, EGLint *minor); -GLAPI EGLBoolean APIENTRY eglTerminate (EGLDisplay dpy); -GLAPI const char * APIENTRY eglQueryString (EGLDisplay dpy, EGLint name); -GLAPI void (APIENTRY * eglGetProcAddress (const char *procname))(); - -GLAPI EGLBoolean APIENTRY eglGetConfigs (EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config); -GLAPI EGLBoolean APIENTRY eglChooseConfig (EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config); -GLAPI EGLBoolean APIENTRY eglGetConfigAttrib (EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value); - -GLAPI EGLSurface APIENTRY eglCreateWindowSurface (EGLDisplay dpy, EGLConfig config, NativeWindowType window, const EGLint *attrib_list); -GLAPI EGLSurface APIENTRY eglCreatePixmapSurface (EGLDisplay dpy, EGLConfig config, NativePixmapType pixmap, const EGLint *attrib_list); -GLAPI EGLSurface APIENTRY eglCreatePbufferSurface (EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list); -GLAPI EGLBoolean APIENTRY eglDestroySurface (EGLDisplay dpy, EGLSurface surface); -GLAPI EGLBoolean APIENTRY eglQuerySurface (EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value); - -/* EGL 1.1 render-to-texture APIs */ -GLAPI EGLBoolean APIENTRY eglSurfaceAttrib (EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value); -GLAPI EGLBoolean APIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); -GLAPI EGLBoolean APIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); - -/* EGL 1.1 swap control API */ -GLAPI EGLBoolean APIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval); - -GLAPI EGLContext APIENTRY eglCreateContext (EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list); -GLAPI EGLBoolean APIENTRY eglDestroyContext (EGLDisplay dpy, EGLContext ctx); -GLAPI EGLBoolean APIENTRY eglMakeCurrent (EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx); -GLAPI EGLContext APIENTRY eglGetCurrentContext (void); -GLAPI EGLSurface APIENTRY eglGetCurrentSurface (EGLint readdraw); -GLAPI EGLDisplay APIENTRY eglGetCurrentDisplay (void); -GLAPI EGLBoolean APIENTRY eglQueryContext (EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value); - -GLAPI EGLBoolean APIENTRY eglWaitGL (void); -GLAPI EGLBoolean APIENTRY eglWaitNative (EGLint engine); -GLAPI EGLBoolean APIENTRY eglSwapBuffers (EGLDisplay dpy, EGLSurface draw); -GLAPI EGLBoolean APIENTRY eglCopyBuffers (EGLDisplay dpy, EGLSurface surface, NativePixmapType target); +/* All platform-dependent types and macro boilerplate (such as EGLAPI + * and EGLAPIENTRY) should go in eglplatform.h. + */ +#include <EGL/eglplatform.h> #ifdef __cplusplus -} +extern "C" { #endif -#endif /* ___egl_h_ */ - - +/* EGL Types */ +typedef int32_t EGLint; +typedef unsigned int EGLBoolean; +typedef unsigned int EGLenum; +typedef void *EGLConfig; +typedef void *EGLContext; +typedef void *EGLDisplay; +typedef void *EGLSurface; +typedef void *EGLClientBuffer; + +/* EGL Versioning */ +#define EGL_VERSION_1_0 1 +#define EGL_VERSION_1_1 1 +#define EGL_VERSION_1_2 1 +#define EGL_VERSION_1_3 1 +#define EGL_VERSION_1_4 1 + +/* EGL Enumerants. Bitmasks and other exceptional cases aside, most + * enums are assigned unique values starting at 0x3000. + */ + +/* EGL aliases */ +#define EGL_FALSE 0 +#define EGL_TRUE 1 + +/* Out-of-band handle values */ +#define EGL_DEFAULT_DISPLAY ((void *)0) +#define EGL_NO_CONTEXT ((EGLContext)0) +#define EGL_NO_DISPLAY ((EGLDisplay)0) +#define EGL_NO_SURFACE ((EGLSurface)0) + +/* Out-of-band attribute value */ +#define EGL_DONT_CARE ((EGLint)-1) + +/* Errors / GetError return values */ +#define EGL_SUCCESS 0x3000 +#define EGL_NOT_INITIALIZED 0x3001 +#define EGL_BAD_ACCESS 0x3002 +#define EGL_BAD_ALLOC 0x3003 +#define EGL_BAD_ATTRIBUTE 0x3004 +#define EGL_BAD_CONFIG 0x3005 +#define EGL_BAD_CONTEXT 0x3006 +#define EGL_BAD_CURRENT_SURFACE 0x3007 +#define EGL_BAD_DISPLAY 0x3008 +#define EGL_BAD_MATCH 0x3009 +#define EGL_BAD_NATIVE_PIXMAP 0x300A +#define EGL_BAD_NATIVE_WINDOW 0x300B +#define EGL_BAD_PARAMETER 0x300C +#define EGL_BAD_SURFACE 0x300D +#define EGL_CONTEXT_LOST 0x300E /* EGL 1.1 - IMG_power_management */ + +/* Reserved 0x300F-0x301F for additional errors */ + +/* Config attributes */ +#define EGL_BUFFER_SIZE 0x3020 +#define EGL_ALPHA_SIZE 0x3021 +#define EGL_BLUE_SIZE 0x3022 +#define EGL_GREEN_SIZE 0x3023 +#define EGL_RED_SIZE 0x3024 +#define EGL_DEPTH_SIZE 0x3025 +#define EGL_STENCIL_SIZE 0x3026 +#define EGL_CONFIG_CAVEAT 0x3027 +#define EGL_CONFIG_ID 0x3028 +#define EGL_LEVEL 0x3029 +#define EGL_MAX_PBUFFER_HEIGHT 0x302A +#define EGL_MAX_PBUFFER_PIXELS 0x302B +#define EGL_MAX_PBUFFER_WIDTH 0x302C +#define EGL_NATIVE_RENDERABLE 0x302D +#define EGL_NATIVE_VISUAL_ID 0x302E +#define EGL_NATIVE_VISUAL_TYPE 0x302F +#define EGL_PRESERVED_RESOURCES 0x3030 +#define EGL_SAMPLES 0x3031 +#define EGL_SAMPLE_BUFFERS 0x3032 +#define EGL_SURFACE_TYPE 0x3033 +#define EGL_TRANSPARENT_TYPE 0x3034 +#define EGL_TRANSPARENT_BLUE_VALUE 0x3035 +#define EGL_TRANSPARENT_GREEN_VALUE 0x3036 +#define EGL_TRANSPARENT_RED_VALUE 0x3037 +#define EGL_NONE 0x3038 /* Attrib list terminator */ +#define EGL_BIND_TO_TEXTURE_RGB 0x3039 +#define EGL_BIND_TO_TEXTURE_RGBA 0x303A +#define EGL_MIN_SWAP_INTERVAL 0x303B +#define EGL_MAX_SWAP_INTERVAL 0x303C +#define EGL_LUMINANCE_SIZE 0x303D +#define EGL_ALPHA_MASK_SIZE 0x303E +#define EGL_COLOR_BUFFER_TYPE 0x303F +#define EGL_RENDERABLE_TYPE 0x3040 +#define EGL_MATCH_NATIVE_PIXMAP 0x3041 /* Pseudo-attribute (not queryable) */ +#define EGL_CONFORMANT 0x3042 + +/* Reserved 0x3041-0x304F for additional config attributes */ + +/* Config attribute values */ +#define EGL_SLOW_CONFIG 0x3050 /* EGL_CONFIG_CAVEAT value */ +#define EGL_NON_CONFORMANT_CONFIG 0x3051 /* EGL_CONFIG_CAVEAT value */ +#define EGL_TRANSPARENT_RGB 0x3052 /* EGL_TRANSPARENT_TYPE value */ +#define EGL_RGB_BUFFER 0x308E /* EGL_COLOR_BUFFER_TYPE value */ +#define EGL_LUMINANCE_BUFFER 0x308F /* EGL_COLOR_BUFFER_TYPE value */ + +/* More config attribute values, for EGL_TEXTURE_FORMAT */ +#define EGL_NO_TEXTURE 0x305C +#define EGL_TEXTURE_RGB 0x305D +#define EGL_TEXTURE_RGBA 0x305E +#define EGL_TEXTURE_2D 0x305F + +/* Config attribute mask bits */ +#define EGL_PBUFFER_BIT 0x0001 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_PIXMAP_BIT 0x0002 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_WINDOW_BIT 0x0004 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_VG_COLORSPACE_LINEAR_BIT 0x0020 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_VG_ALPHA_FORMAT_PRE_BIT 0x0040 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_MULTISAMPLE_RESOLVE_BOX_BIT 0x0200 /* EGL_SURFACE_TYPE mask bits */ +#define EGL_SWAP_BEHAVIOR_PRESERVED_BIT 0x0400 /* EGL_SURFACE_TYPE mask bits */ + +#define EGL_OPENGL_ES_BIT 0x0001 /* EGL_RENDERABLE_TYPE mask bits */ +#define EGL_OPENVG_BIT 0x0002 /* EGL_RENDERABLE_TYPE mask bits */ +#define EGL_OPENGL_ES2_BIT 0x0004 /* EGL_RENDERABLE_TYPE mask bits */ +#define EGL_OPENGL_BIT 0x0008 /* EGL_RENDERABLE_TYPE mask bits */ + +/* QueryString targets */ +#define EGL_VENDOR 0x3053 +#define EGL_VERSION 0x3054 +#define EGL_EXTENSIONS 0x3055 +#define EGL_CLIENT_APIS 0x308D + +/* QuerySurface / SurfaceAttrib / CreatePbufferSurface targets */ +#define EGL_HEIGHT 0x3056 +#define EGL_WIDTH 0x3057 +#define EGL_LARGEST_PBUFFER 0x3058 +#define EGL_TEXTURE_FORMAT 0x3080 +#define EGL_TEXTURE_TARGET 0x3081 +#define EGL_MIPMAP_TEXTURE 0x3082 +#define EGL_MIPMAP_LEVEL 0x3083 +#define EGL_RENDER_BUFFER 0x3086 +#define EGL_VG_COLORSPACE 0x3087 +#define EGL_VG_ALPHA_FORMAT 0x3088 +#define EGL_HORIZONTAL_RESOLUTION 0x3090 +#define EGL_VERTICAL_RESOLUTION 0x3091 +#define EGL_PIXEL_ASPECT_RATIO 0x3092 +#define EGL_SWAP_BEHAVIOR 0x3093 +#define EGL_MULTISAMPLE_RESOLVE 0x3099 + +/* EGL_RENDER_BUFFER values / BindTexImage / ReleaseTexImage buffer targets */ +#define EGL_BACK_BUFFER 0x3084 +#define EGL_SINGLE_BUFFER 0x3085 + +/* OpenVG color spaces */ +#define EGL_VG_COLORSPACE_sRGB 0x3089 /* EGL_VG_COLORSPACE value */ +#define EGL_VG_COLORSPACE_LINEAR 0x308A /* EGL_VG_COLORSPACE value */ + +/* OpenVG alpha formats */ +#define EGL_VG_ALPHA_FORMAT_NONPRE 0x308B /* EGL_ALPHA_FORMAT value */ +#define EGL_VG_ALPHA_FORMAT_PRE 0x308C /* EGL_ALPHA_FORMAT value */ + +/* Constant scale factor by which fractional display resolutions & + * aspect ratio are scaled when queried as integer values. + */ +#define EGL_DISPLAY_SCALING 10000 + +/* Unknown display resolution/aspect ratio */ +#define EGL_UNKNOWN ((EGLint)-1) + +/* Back buffer swap behaviors */ +#define EGL_BUFFER_PRESERVED 0x3094 /* EGL_SWAP_BEHAVIOR value */ +#define EGL_BUFFER_DESTROYED 0x3095 /* EGL_SWAP_BEHAVIOR value */ + +/* CreatePbufferFromClientBuffer buffer types */ +#define EGL_OPENVG_IMAGE 0x3096 + +/* QueryContext targets */ +#define EGL_CONTEXT_CLIENT_TYPE 0x3097 + +/* CreateContext attributes */ +#define EGL_CONTEXT_CLIENT_VERSION 0x3098 + +/* Multisample resolution behaviors */ +#define EGL_MULTISAMPLE_RESOLVE_DEFAULT 0x309A /* EGL_MULTISAMPLE_RESOLVE value */ +#define EGL_MULTISAMPLE_RESOLVE_BOX 0x309B /* EGL_MULTISAMPLE_RESOLVE value */ + +/* BindAPI/QueryAPI targets */ +#define EGL_OPENGL_ES_API 0x30A0 +#define EGL_OPENVG_API 0x30A1 +#define EGL_OPENGL_API 0x30A2 + +/* GetCurrentSurface targets */ +#define EGL_DRAW 0x3059 +#define EGL_READ 0x305A + +/* WaitNative engines */ +#define EGL_CORE_NATIVE_ENGINE 0x305B + +/* EGL 1.2 tokens renamed for consistency in EGL 1.3 */ +#define EGL_COLORSPACE EGL_VG_COLORSPACE +#define EGL_ALPHA_FORMAT EGL_VG_ALPHA_FORMAT +#define EGL_COLORSPACE_sRGB EGL_VG_COLORSPACE_sRGB +#define EGL_COLORSPACE_LINEAR EGL_VG_COLORSPACE_LINEAR +#define EGL_ALPHA_FORMAT_NONPRE EGL_VG_ALPHA_FORMAT_NONPRE +#define EGL_ALPHA_FORMAT_PRE EGL_VG_ALPHA_FORMAT_PRE + +/* EGL extensions must request enum blocks from the Khronos + * API Registrar, who maintains the enumerant registry. Submit + * a bug in Khronos Bugzilla against task "Registry". + */ + + + +/* EGL Functions */ + +EGLAPI EGLint EGLAPIENTRY eglGetError(void); + +EGLAPI EGLDisplay EGLAPIENTRY eglGetDisplay(EGLNativeDisplayType display_id); +EGLAPI EGLBoolean EGLAPIENTRY eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor); +EGLAPI EGLBoolean EGLAPIENTRY eglTerminate(EGLDisplay dpy); + +EGLAPI const char * EGLAPIENTRY eglQueryString(EGLDisplay dpy, EGLint name); + +EGLAPI EGLBoolean EGLAPIENTRY eglGetConfigs(EGLDisplay dpy, EGLConfig *configs, + EGLint config_size, EGLint *num_config); +EGLAPI EGLBoolean EGLAPIENTRY eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, + EGLConfig *configs, EGLint config_size, + EGLint *num_config); +EGLAPI EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, + EGLint attribute, EGLint *value); + +EGLAPI EGLSurface EGLAPIENTRY eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config, + EGLNativeWindowType win, + const EGLint *attrib_list); +EGLAPI EGLSurface EGLAPIENTRY eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, + const EGLint *attrib_list); +EGLAPI EGLSurface EGLAPIENTRY eglCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, + EGLNativePixmapType pixmap, + const EGLint *attrib_list); +EGLAPI EGLBoolean EGLAPIENTRY eglDestroySurface(EGLDisplay dpy, EGLSurface surface); +EGLAPI EGLBoolean EGLAPIENTRY eglQuerySurface(EGLDisplay dpy, EGLSurface surface, + EGLint attribute, EGLint *value); -/* usage +EGLAPI EGLBoolean EGLAPIENTRY eglBindAPI(EGLenum api); +EGLAPI EGLenum EGLAPIENTRY eglQueryAPI(void); - // ---------------------------------------------------------------------- - // Initialization - // ---------------------------------------------------------------------- +EGLAPI EGLBoolean EGLAPIENTRY eglWaitClient(void); - HDC hdc = GetDC(0); // the screen or window device context, for example +EGLAPI EGLBoolean EGLAPIENTRY eglReleaseThread(void); - EGLDisplay display = eglGetDisplay(hdc); - - EGLint major, minor; +EGLAPI EGLSurface EGLAPIENTRY eglCreatePbufferFromClientBuffer( + EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, + EGLConfig config, const EGLint *attrib_list); - if (!eglInitialize(display, &major, &minor)) { - // could not initialize display - } +EGLAPI EGLBoolean EGLAPIENTRY eglSurfaceAttrib(EGLDisplay dpy, EGLSurface surface, + EGLint attribute, EGLint value); +EGLAPI EGLBoolean EGLAPIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); +EGLAPI EGLBoolean EGLAPIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer); - EGLConfig configs[10]; - EGLint matchingConfigs; - EGLint attribList[] = { 0 }; // extend this - if (!eglChooseConfig(display, attribList, &configs, 10, &matchingConfigs)) { - // could not choose config - } +EGLAPI EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval); - if (matchingConfigs < 1) { - // did not find a suitable configuration - } - EGLConfig config = configs[0]; // pick any +EGLAPI EGLContext EGLAPIENTRY eglCreateContext(EGLDisplay dpy, EGLConfig config, + EGLContext share_context, + const EGLint *attrib_list); +EGLAPI EGLBoolean EGLAPIENTRY eglDestroyContext(EGLDisplay dpy, EGLContext ctx); +EGLAPI EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, + EGLSurface read, EGLContext ctx); - EGLSurface surface = eglCreatePbufferSurface(display, config, attribList); - - // test for error +EGLAPI EGLContext EGLAPIENTRY eglGetCurrentContext(void); +EGLAPI EGLSurface EGLAPIENTRY eglGetCurrentSurface(EGLint readdraw); +EGLAPI EGLDisplay EGLAPIENTRY eglGetCurrentDisplay(void); +EGLAPI EGLBoolean EGLAPIENTRY eglQueryContext(EGLDisplay dpy, EGLContext ctx, + EGLint attribute, EGLint *value); - EGLContext context = eglCreateContext(display, config, 0, attribList); - - // test for error +EGLAPI EGLBoolean EGLAPIENTRY eglWaitGL(void); +EGLAPI EGLBoolean EGLAPIENTRY eglWaitNative(EGLint engine); +EGLAPI EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surface); +EGLAPI EGLBoolean EGLAPIENTRY eglCopyBuffers(EGLDisplay dpy, EGLSurface surface, + EGLNativePixmapType target); - // ---------------------------------------------------------------------- - // Rendering Loop - // ---------------------------------------------------------------------- +EGLAPI void (* EGLAPIENTRY eglGetProcAddress(const char *procname))(void); - eglMakeCurrent(display, surface, surface, context); - - // actual GL rendering goes here - - eglWait(); - eglSwapBuffers(display, surface); - - // ---------------------------------------------------------------------- - // Cleanup - // ---------------------------------------------------------------------- - - - if (!eglDestoyContext(display, context)) { - // error deallocating context - } - - if (!eglDestroySurface(display, surface)) { - // error deallocating surface - } - - if (!eglTerminate(display)) { - // error while cleaning up display - } +#ifdef __cplusplus +} +#endif - -*/ +#endif /* __egl_h_ */ |